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From: <git_AT_suckless.org>
Date: Sat, 7 May 2016 03:30:27 +0200 (CEST)

commit 247dffb6c9a24894f094392ce62f2aa2e81a8acc
Author: Mattias Andrée <maandree_AT_kth.se>
AuthorDate: Sat May 7 03:17:44 2016 +0200
Commit: Mattias Andrée <maandree_AT_kth.se>
CommitDate: Sat May 7 03:17:44 2016 +0200

    Fix zsave translation for tomsfastmath and libtommath
    
    Signed-off-by: Mattias Andrée <maandree_AT_kth.se>

diff --git a/STATUS b/STATUS
index 46fdfab..559e0a2 100644
--- a/STATUS
+++ b/STATUS
_AT_@ -1,11 +1,13 @@
 Optimisation progress for libzahl. Benchmarks are done in the
-range 1 to 4097 bits. So far all benchmarks are done with the
-following combinations of cc and libc:
+range 1 to 4097 bits. So far all benchmarks on libzahl are
+done with the following combinations of cc and libc:
 
     gcc + glibc
     gcc + musl
     clang + glibc
 
+Benchmarks on the other libraries are done with gcc and glibc.
+
 All benchmarks are done on an x86-64 (specifically an Intel
 Core 2 Quad CPU Q9300), without any extensions turned on
 during compilation, and without any use of extensions in
_AT_@ -63,7 +65,7 @@ zand .................... fastest until ~900, alternating with gmp
 zor ..................... fastest until ~1750, alternating with gmp (gcc) and tomsfastmath (clang)
 zxor .................... fastest until ~700, alternating with gmp (gcc+glibc)
 znot .................... always fastest
-zsave ................... fastest until ~300, then tomsfastmath; libtommath is suspicious
+zsave ................... always fastest
 zload ................... always fastest
 
 
diff --git a/bench/libtfm.h b/bench/libtfm.h
index b87a288..07628c8 100644
--- a/bench/libtfm.h
+++ b/bench/libtfm.h
_AT_@ -325,7 +325,7 @@ zxor(z_t r, z_t a, z_t b)
 static inline size_t
 zsave(z_t a, char *s)
 {
- _tmp = s ? fp_signed_bin_size(a) : (fp_to_signed_bin(a, (unsigned char *)s), 0);
+ _tmp = !s ? fp_signed_bin_size(a) : (fp_to_signed_bin(a, (unsigned char *)s), 0);
         return _tmp;
 }
 
diff --git a/bench/libtommath.h b/bench/libtommath.h
index f502618..aebcc95 100644
--- a/bench/libtommath.h
+++ b/bench/libtommath.h
_AT_@ -377,7 +377,7 @@ zptest(z_t w, z_t a, int t)
 static inline size_t
 zsave(z_t a, char *b)
 {
- _tmp = b ? mp_signed_bin_size(a) : mp_to_signed_bin(a, (unsigned char *)b);
+ _tmp = !b ? mp_signed_bin_size(a) : mp_to_signed_bin(a, (unsigned char *)b);
         return _tmp;
 }
 
Received on Sat May 07 2016 - 03:30:27 CEST